Using cryptographic authentication, we created a super-secure remote control to open a garage!

Continue reading

Let's take a look at what makes 'main()' feel so cozy and welcoming - what has to happen to have variables initialized, objects constructed and stacks a-stackin?

Continue reading

This is the third post in my ongoing ESP32 Relay Web Server project.

Continue reading

A quick recap of all that Supercon 2019 had to offer.

Continue reading

Details from a project upgrading an old incandescent lamp to utilize addressable LEDs

Continue reading

Check out our latest tutorial on levitating magnets and creating a wireless light!

Continue reading

Building a DIY personal, portable, briefcase computer workstation with a Raspberry Pi!

Continue reading

I'm using six of the same sensor in my fiber optic suit, with only four hardware configurable addresses. I need to take advantage of my ESP32 to create multiple I2C buses.

Continue reading

We collected over two hundred retired testbeds and turned them into art! Join us as we highlight this project and tell some of the stories behind these dusty old circuit boards.

Continue reading

Many of us at SparkFun consume coffee for breakfast, maybe lunch or dinner, but for some go-getters it's all three. Join me as I dig into the habits and trends of our breakroom coffee setup.

Continue reading

Take a look at Cyclic Redundancy Checks beyond just copy/pasting an implementation. The underlying mathematical principles are very interesting, and you can try it yourself in Python!

Continue reading

The trials of setting up a Web Server with Bootstrap, SPIFFS and ESPAsync.

Continue reading

The trail-ready lightning detector has been out in the wild getting some good use. As summer nears its end, it is a great time to take the project back to the drawing board and figure out what should be upgraded, what should be added and what can be removed – just in time for some fall outdoor adventures!

Continue reading

This summer I went on a tear setting up connected devices in my house with one goal; simplifying the mundane tasks of owning a house. The whole project has got me automating as much as I can, but also non-connected solutions are springing up as well. In this Enginursday, I build a roof over my new connected outdoor outlet.

Continue reading

Terrify your coworkers! Annoy your friends! How many people in upper management can I frighten without losing my job?

Continue reading

Tags


All Tags

Recent Blog Comments

Extraordinary demo of cryptography, Pete, yet IMHO, for most people, it's immense needless excess. The commonplace home recovery will be…

Glassdoor is not kind to you guys.

BIN is a type of format extension which is used to store all of the information from CD/DVD it originated from. Although, it is a very older…

You're correct about Arduino being stuck with it and this is an excellent solution in most cases! The situation where a hardware solution…

No hard feelings, but this seems like a lot of effort to work around a single line of code. As the article shows, Arduino's library contains…

I think what you would want would be closer to…

since it's hard to find the exact specs of inductor here, can i use a toroid inductor?…

One more thought on security: On TV I keep seeing the police saying to NOT leave your garage door open -- that there are criminal types that…

Great demo of cryptography, Pete, but IMHO, for most folks it's vast overkill. The typical home robery is going to be done by someone,…

Recent Authors

xtopher

bboyho

QCPete

Liquid Soulder

Elias The Sparkiest

Pearce

ROB-24601

Eroc

Haileyasaurus

Nate

Alex the Giant

J-Spark

Ell C

Evan_Double_U


All Authors